本科论文目 录摘 要..............................................................................................................IIAbstract................................................................................................................III引 言...............................................................................................................11 系统方案设计....................................................................................................41.1 方案论证...................................................................................................41.2 项目总体设计...........................................................................................52 项目硬件设计....................................................................................................72.1 单片机型号的选择...................................................................................72.2 单片机的引脚说明...................................................................................82.3 单片机的最小系统...................................................................................92.3.1 时钟电路设计..................................................................................92.3.2 复位电路设计................................................................................102.4 红外信号采集及其处理.........................................................................112.5 蜂鸣器电路的设计.................................................................................122.6 发光二极管电路设计.............................................................................122.7 按键控制电路设计.................................................................................123 项目软件设计..................................................................................................143.1 软件开发环境介绍.................................................................................143.2 系统主程序设计.......
